Home / 5,812.42-8,022.39-3,576.19

Finding the Fourth Proportional to 5,812.42, 8,022.39 and 3,576.19

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Solution

The fourth proportional to 5,812.42, 8,022.39 and 3,576.19 is: 4,935.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,812.42 : 8,022.39 = 3,576.19 : x
  2. Step 2: Convert to fraction form
    5,812.42/8,022.39 = 3,576.19/x
  3. Step 3: Cross multiply
    5,812.42x = 8,022.39 × 3,576.19
  4. Step 4: Simplify right side
    5,812.42x = 28,689,590.89
  5. Step 5: Solve for x
    x = 28,689,590.89/5,812.42
  6. Step 6: Final answer
    x = 4,935.91

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.